This model is intended for patients with a level of activity M1-M3 of unilateral or bilateral transfemoral amputation at all levels or transtibial amputation at the border of its upper, middle and inferior one-third, can be used in prostheses after knee or knee amputation. Hip. The leg is produced in two right and left types in 5 rigid categories that are selected from 55 kg to 125 kg depending on the patient’s weight.